OE Quality
60-Day Returns

Remy 12858 Alternator
Reliable Alternator for Ford and Lincoln Vehicles
The Remy Premium Remanufactured Alternator 12858 is designed to restore your vehicle's charging system with dependable performance. Engineered for select Ford and Lincoln models, this alternator ensures consistent power delivery and efficient operation.
- Amperage Rating: 175 amps for robust electrical output
- Internal fan type for effective cooling
- Remanufactured to meet OE Mitsubishi standards
- Includes pulley for straightforward installation
- Clockwise rotation direction compatible with specified vehicles
- 12-volt system with internal voltage regulator
About the Premium Remanufactured Product Line
The Premium Remanufactured line by Remy offers alternators that have been carefully rebuilt to meet original equipment specifications. This process includes thorough testing and replacement of worn components, ensuring reliable performance comparable to new parts. The 12858 alternator benefits from this quality-focused remanufacturing approach, providing a cost-effective solution without compromising durability.
Detailed Product Description
This Remy alternator features a 175-amp output suitable for vehicles requiring substantial electrical power. Its internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures stable voltage supply to your vehicle's electrical system. The included pulley and clockwise rotation direction match the original equipment setup, simplifying replacement on compatible Ford and Lincoln models such as the Edge, Explorer, Flex, MKS, MKT, MKX, Taurus, and Taurus X. Built to OE Mitsubishi standards, this remanufactured alternator supports the 12-volt electrical system common in these vehicles.
Common Issues Addressed by This Alternator
- Battery not charging or frequent battery drain
- Dimming or flickering vehicle lights
- Electrical system warning lights on the dashboard
- Unusual noises from the engine bay related to the charging system
- Failure to start due to insufficient electrical power
Installation Notes and Tips
- Verify vehicle compatibility with Ford and Lincoln models listed before installation
- Ensure the alternator pulley aligns correctly with the belt system
- Disconnect the battery before removing the old alternator to prevent electrical shorts
- Check belt tension and condition during installation for optimal performance
- Test the charging system after installation to confirm proper operation
Quality Assurance and Warranty
Remy’s Premium Remanufactured alternators undergo comprehensive testing to meet strict quality standards. Each unit is rebuilt using OE Mitsubishi components and inspected for performance and durability. While specific warranty details may vary, Remy typically offers coverage to protect against defects in materials and workmanship, providing confidence in the reliability of part number 12858.
| Brand | Remy |
| Part Number | 12858 |
| Position | Premium Remanufactured |
| Amperage Rating | 175 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Mitsubishi |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
This part fits 30 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2013 | Ford | Edge | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2013 | Lincoln | MKX | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2012 | Ford | Edge | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2012 | Ford | Explorer | 3.5L | V6 | N/A | Std; 175 Amps; Premium Remanufactured | |
| 2012 | Ford | Flex | 3.5L | V6 | N/A | w/Plug In from Side of Alt; 175 Amps; Premium Remanufactured | |
| 2012 | Ford | Taurus | Limited | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; w/Plug In from Side of Alt; 175 Amps; Premium Remanufactured |
| 2012 | Ford | Taurus | SE | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; w/Plug In from Side of Alt; 175 Amps; Premium Remanufactured |
| 2012 | Ford | Taurus | SEL | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; w/Plug In from Side of Alt; 175 Amps; Premium Remanufactured |
| 2012 | Lincoln | MKS | 3.7L | V6 | N/A | Opt; w/Plug In from Side of Alt; 175 Amps; Premium Remanufactured | |
| 2012 | Lincoln | MKT | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2012 | Lincoln | MKX | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2011 | Ford | Edge | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2011 | Ford | Explorer | 3.5L | V6 | N/A | Std; 175 Amps; Premium Remanufactured | |
| 2011 | Ford | Flex | 3.5L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2011 | Ford | Taurus | Limited | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2011 | Ford | Taurus | SE | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2011 | Ford | Taurus | SEL | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2011 | Lincoln | MKS | 3.7L | V6 | N/A | Opt; 175 Amps; Premium Remanufactured | |
| 2011 | Lincoln | MKT | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2011 | Lincoln | MKX | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2010 | Ford | Flex | 3.5L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2010 | Ford | Taurus | Limited | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2010 | Ford | Taurus | SE | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2010 | Ford | Taurus | SEL | 3.5L | V6 | N/A | w/Heated/Cooled Front Seats; 175 Amps; Premium Remanufactured |
| 2010 | Lincoln | MKS | 3.7L | V6 | N/A | Opt; 175 Amps; Premium Remanufactured | |
| 2010 | Lincoln | MKT | 3.7L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2009 | Ford | Flex | 3.5L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2009 | Ford | Taurus X | 3.5L | V6 | N/A | 175 Amps; Premium Remanufactured | |
| 2009 | Lincoln | MKS | 3.7L | V6 | N/A | Opt; 175 Amps; Premium Remanufactured | |
| 2008 | Ford | Taurus X | 3.5L | V6 | N/A | 175 Amps; Premium Remanufactured |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.